Kowa TSN-501 20-40x50 Spotting Scope (Angled Viewing)

BH #KOTSN501 • MFR #TSN-501
Kowa TSN-501 20-40x50 Spotting Scope (Angled Viewing)
Key Features
  • Compact and Lightweight Design
  • 45° Angled Viewing
  • 20-40x Zoom Eyepiece
  • 50mm Objective Lens
At less than 10" long and weighing under a pound, the 45° angled-viewing Kowa TSN-501 20-40x50 Spotting Scope is designed to be your constant companion wherever you go to glass. The moderate 50mm lens and fully multi-coated optics provide bright and clear high-contrast images with accurate color rendition for an immersive observational experience. Its powerful wide zoom range allows you to take in a wide field of view for general viewing purposes, with the ability to draw subjects in close for more detailed observations. This version of the TSN-500 is configured with the eyepiece set at a 45° angle relative to the optical tube to place your head in a comfortable viewing postion whether you're standing, sitting, or lying prone.
In Stock
$399.00
6 Mos. Promo Financing
with the credit card.§ 
or Save the Tax with the credit card. 
Protect Your Gear
Add a protection plan from $53.99
Ask Our Experts
800.606.6969

Kowa TSN-501 20-40x50 Overview

  • 1Description
  • 2Optical Performance
  • 3Use and Handling
  • 4Construction Details

At less than 10" long and weighing under a pound, the 45° angled-viewing Kowa TSN-501 20-40x50 Spotting Scope is designed to be your constant companion wherever you go to glass. The moderate 50mm lens and fully multi-coated optics provide bright and clear high-contrast images with accurate color rendition for an immersive observational experience. Its powerful wide zoom range allows you to take in a wide field of view for general viewing purposes, with the ability to draw subjects in close for more detailed observations. This version of the TSN-500 is configured with the eyepiece set at a 45° angle relative to the optical tube to place your head in a comfortable viewing postion whether you're standing, sitting, or lying prone.

Engineered for performance in all conditions, the chassis is made of a lightweight and strong polycarbonate material wrapped in a slip-resistant armoring, with a rubberized and textured zoom collar and focus wheel that make adjustments fast and easy, even when wearing gloves. The optical tube is nitrogen filled and O-ring sealed to be waterproof and resistant to internal fogging when moving through extreme temperature changes or environmental conditions. To increase your mounting options, the TSN-501 comes outfitted with both a 1/4"-20 and 3/8"-16 tripod attachment—making it compatible with most photo, video, and field tripods on the market.

Optical Performance
  • Powerful 20-40x zoom eyepiece
  • 50mm aperture
  • Porro prism optical path
  • Fully multi-coated optics maximize light transmission through the lens to improve image brightness, color rendition, and contrast
  • 131-92' field of view at 1000 yards
Use and Handling
  • Eyepiece set at a 45° angle to the optical tube for more comfortable viewing when seated, standing, or lying prong
  • Integrated aiming sight
  • Rubberized and textured zoom collar and single-speed focusing wheel
  • 55mm objective lens filter threads
  • Twist-up eyecup for comfortable use with or without eyewear
  • 3/8"-16 and 1/4"-20 mount to accommodate most photo, video, and field tripods
  • 14-12.5mm eye relief
  • 2.5-1.25mm exit pupil
Construction Details
  • Lightweight and impact-resistant polycarbonate chassis
  • Nitrogen filled, IPX6 rated to be waterproof and resistant to internal fogging when moving through extreme temperature changes and conditions
  • Extremely lightweight: 14 ounces
UPC: 879110005058

Kowa TSN-501 20-40x50 Specs

Key Specs
Viewing Angle
Angled
Magnification
20 to 40x
Objective Lens Diameter
50 mm
Field of View
20x: 131.0' @ 1000 yd / 43.6 m @ 1000 m
40x: 92.0' @ 1000 yd / 30.6 m @ 1000 m
Minimum Focus Distance
8.2' / 2.5 m
Exit Pupil Diameter
20x: 2.5 mm
40x: 1.25 mm
Eye Relief
14.0 to 12.5 mm
Design
Viewing Angle
Angled
Performance
Magnification
20 to 40x
Objective Lens Diameter
50 mm
Field of View
20x: 131.0' @ 1000 yd / 43.6 m @ 1000 m
40x: 92.0' @ 1000 yd / 30.6 m @ 1000 m
Minimum Focus Distance
8.2' / 2.5 m
Exit Pupil Diameter
20x: 2.5 mm
40x: 1.25 mm
Eye Relief
14.0 to 12.5 mm
Features
Fogproof
Yes, Nitrogen Filled
Environmental Protection
Water-Resistant (Unrated) 
General
Filter Thread
55 mm
Tripod Mounting Thread
1/4"-20 Female, 3/8"-16 Female
Dimensions
L: 9.4 x H: 9.4 x W: 2.8" / L: 23.9 x H: 12.4 x W: 7.1 cm
Weight
14.0 oz / 396.9 g
Packaging Info
Package Weight
1.65 lb
Box Dimensions (LxWxH)
11.9 x 5.8 x 3.7"

Kowa TSN-501 20-40x50 Reviews

See any errors on this page? Let us know

Does the TSN-501 come with lens covers?

Does the TSN-501 come with lens covers?
Asked by: Donald
It comes with Objective Lens Cover
Answered by: John
Date published: 2020-11-03

Where is this scope made?

Where is this scope made?
Asked by: Robert A
The Kowa TSN-501 20-40x50 Spotting Scope (Angled Viewing), is from the country of China.
Answered by: Moe
Date published: 2021-12-22
  • y_2024, m_3, d_2, h_8CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.38
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_2
  • loc_en_US, sid_1349416, prod, sort_[SortEntry(order=HAS_STAFF_ANSWERS, direction=DESCENDING)]
  • clientName_bhphotovideo